Portion of a dispenser for a refrigerator



The sole FIGURE is a front view of a portion of a dispenser for a refrigerator showing our new design.

The broken lines show in the drawing disclosure are for illustrative purposes only and forms no part of the claimed design.

The views not shown form no part of the claimed design. 

The ornamental design for a portion of a dispenser for a refrigerator, as shown and described. 